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100 _a20200114a2019 k y0engy50 ba
101 0 _aeng
105 _ay z 100zy
135 _adrcn ---uucaa
181 0 _ai
182 0 _ab
200 1 _aGrain Characteristics and Mechanical Properties of Bioinert Ti-40 wt. % Nb Alloy
_fQifang Zhu [et al.]
203 _aText
_celectronic
300 _aTitle screen
320 _a[References: 9 tit.]
330 _aThis paper focuses on the development of the microstructure and mechanical properties of bioinert Ti-40 wt.% Nb alloy after severe plastic deformation. Primary Ti40Nb cast billets were exposed to a combined two-stage severe plastic deformation method, including abc-pressing and multi-pass rolling in grooved rollers. It was proved that a relatively large amount of micron grains and subgrains were produced from the alloy through severe plastic deformation (SPD) method. Local shear zone, twins and low-angle grain boundaries were created in meantime. The misorientation angles of less than 6.45° constitutes 53.8 % of the alloy. SPD method intensified the formation of ultrafine-grained structure in Ti40Nb billet bulk with average element size of 0.3 µm. This, in its turn, improved the material strength. Microhardness of the alloy increased from 1730 MPa to 3000 MPa.
333 _aРежим доступа: по договору с организацией-держателем ресурса
461 0 _0(RuTPU)RU\TPU\network\4816
_tAIP Conference Proceedings
463 0 _0(RuTPU)RU\TPU\network\31884
_tVol. 2167 : Advanced Materials with Hierarchical Structure for New Technologies and Reliable Structures 2019 (AMHS'19)
_oProceedings of the International Conference, 1–5 October 2019, Tomsk, Russia
_fNational Research Tomsk Polytechnic University (TPU) ; Institute of Strength Physics and Materials Science SB RAS (Russia) ; eds. V. E. Panin ; S. G. Psakhie ; V. M. Fomin
_v[020401, 4 p.]
_d2019
610 1 _aэлектронный ресурс
610 1 _aтруды учёных ТПУ
610 1 _aмеханические свойства
610 1 _aмикроструктуры
610 1 _aбиоинертные сплавы
610 1 _aпластические деформации
610 1 _aпрессование
610 1 _aмикротвердость
701 0 _aQifang Zhu
701 1 _aSharkeev
_bYu. P.
_cphysicist
_cProfessor of Tomsk Polytechnic University, Doctor of physical and mathematical sciences
_f1950-
_gYury Petrovich
_2stltpush
_3(RuTPU)RU\TPU\pers\32228
701 1 _aEroshenko
_bA.
_gAnna
701 0 _aSun Zeming
701 0 _aHongju Zhang
701 0 _aXiaole Han
701 1 _aGlukhov
_bI.
_gIvan
701 1 _aМairambekova
_bA.
_gAikol
701 1 _aKhimch
_bM.
_gMargarita
712 0 2 _aНациональный исследовательский Томский политехнический университет
_bИсследовательская школа физики высокоэнергетических процессов
_c(2017- )
_h8118
_2stltpush
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801 2 _aRU
_b63413507
_c20200114
_gRCR
856 4 _uhttps://doi.org/10.1063/1.5132268
942 _cCF